USGS - science for a changing world

Science Topics

Science Topics term usage Saturday, 2007-10-13

This analysis excludes the activity of search-engine spiders, USGS users, and transactions resulting in errors.

Scripts used

1510science
124kwic
71combine

Browse terms chosen

(Table shows only the 40 most frequently chosen terms.)

51earthquakes
48geographic information systems (GIS)
43volcanoes
26earthquake occurrences
20mineral resources
13real-time monitoring and reporting
13sea-floor characteristics
13streamflow
13climate change
13earth structure
12tectonic processes
11acid deposition
11desert ecosystems
11tsunamis
11animals
10mathematical modeling
10ground-water flow
10rocks and deposits
9hazards
9maps and atlases
9hurricanes
9global change
8human impacts
8freshwater ecosystems
8contamination and pollution
8global warming
8aerial photography
8grassland ecosystems
8energy resources
8oil resources
7topics
7natural resource extraction
7ground water
7planetary bodies
7economic geology
7map coordinate systems
7aquatic ecosystems
7snow and ice cover
7social sciences
7floods

KWIC index letters chosen

bar graph showing usage of each letter

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